StormCast — Weather & Emergency Alerts

Grand River (SD) near Little Eagle
South Dakota — Water Level & Flood Stage

Located in Corson County, South Dakota on the Grand River (SD). Live water level data from USGS gauge 06357800, updated every 15 minutes.

Current Water Level

Gage Height

Loading...

Streamflow

Loading...

Last Reading

Loading...

Flood Stages

Major Flood

21 ft

37,000 cfs

Moderate Flood

17 ft

20,010 cfs

Minor Flood

15 ft

14,790 cfs

Action Stage

13 ft

13,070 cfs

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

22 ft

Water levels will reach the low steel of the bridge on Highway 63

21 ft

The community of Little Eagle begins to experience some flooding

17 ft

Extensive flooding of pasture land begins as both banks of the river are overtopped

15 ft

Low-lying pasture and hay land along the river begins to flood

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

Loading chart data...

View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Mar 21, 200924.6 ft32,400 cfs
Mar 21, 200924.6 ft32,400 cfs
Mar 16, 201121.27 ft16,000 cfs
Mar 16, 201121.27 ft16,000 cfs
Mar 11, 197221.01 ft15,000 cfs

About This Gauge

USGS Site

06357800

NWS LID

LIES2

River

Grand River (SD)

County

Corson, SD

Coordinates

45.6578°N, 100.8178°W

Get Flood Alerts for Grand River (SD)

StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.

Get it on Google Play

Frequently Asked Questions

What is the current water level of Grand River (SD) near Little Eagle?

The Grand River (SD) near Little Eagle gauge is maintained by USGS (site 06357800) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.

What is flood stage for Grand River (SD) near Little Eagle?

The NWS-defined flood stage for Grand River (SD) near Little Eagle is 15 feet. Action stage begins at 13 feet. Moderate flooding starts at 17 feet, and major flooding at 21 feet.

How do I get alerts when Grand River (SD) rises?

Download StormCast free on Google Play, go to River Gauges, and add Grand River (SD) near Little Eagle to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Grand River (SD) near Little Eagle gauge located?

The gauge is located in Corson County, South Dakota at coordinates 45.6578°N, 100.8178°W. USGS site number: 06357800. Data is provided by the U.S. Geological Survey and the National Weather Service.

On This River

More Resources

Source & Notes

Data provided by: Observations courtesy of U.S. Geological Survey